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Cooling System Additives

Antifreeze and Coolant Additives are available here, including longlife antifreeze, red antifreeze, blue anti freeze, OAT antifreeze, propylene glycol antifreeze and more!

24 Products

Valvoline Cooling System Cleaner

Valvoline Cooling System Cleaner

250ml

Opie Price
£8.95
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Price Beater
Wynns Radiator Flush (56064)

Wynns Radiator Flush (56064)

325ml

Opie Price
£6.50
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Price Beater
Holts Speedflush Cooling System Cleaner - 250ml (RK1R)

Holts Speedflush Cooling System Cleaner - 250ml (RK1R)

250ml

Opie Price
£4.50
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Holts Radweld Radiator Treatment - 250ml (RW2R)

Holts Radweld Radiator Treatment - 250ml (RW2R)

250ml

Opie Price
£3.50
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CE-LIT Rapid Radiator Leak Sealant - 0.3L (977)

CE-LIT Rapid Radiator Leak Sealant - 0.3L (977)

300ml

Opie Price
£6.50
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Price Beater
Wynns Cooling System Stop Leak (45644A)

Wynns Cooling System Stop Leak (45644A)

325ml

Opie Price
£9.50
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Wynns Extreme Cooling System Degreaser (25541)

Wynns Extreme Cooling System Degreaser (25541)

325ml

Opie Price
£13.50
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Power Maxed Coolant Seal - Cooling System Leak Repair - 250ml (PMCSEAL)

Power Maxed Coolant Seal - Cooling System Leak Repair - 250ml (PMCSEAL)

250ml

Opie Price
£11.50
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Power Maxed Radiator System Stop Leak - Petrol & Diesel Systems - 325ml (RADST)

Power Maxed Radiator System Stop Leak - Petrol & Diesel Systems - 325ml (RADST)

325ml

Opie Price
£5.50
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K-SEAL Heavy Duty Coolant Leak Repair Fluid - 472ml (K5516)

K-SEAL Heavy Duty Coolant Leak Repair Fluid - 472ml (K5516)

472ml

Opie Price
£26.95
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K-SEAL Multi Purpose Pour and Go Coolant Permanent Leak Repair - 236ml (K5501)

K-SEAL Multi Purpose Pour and Go Coolant Permanent Leak Repair - 236ml (K5501)

236ml

Opie Price
£14.95
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K-SEAL Ultimate Head Gasket Permanent Repair - 472ml (K3501)

K-SEAL Ultimate Head Gasket Permanent Repair - 472ml (K3501)

472ml

Opie Price
£43.99
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Wynns CV Cooling System Flush (W45990)

Wynns CV Cooling System Flush (W45990)

1 Litre

Opie Price
£25.99
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Wynns CV Cooling System Treatment And Stop Leak (W45690)

Wynns CV Cooling System Treatment And Stop Leak (W45690)

1 Litre

Opie Price
£29.95
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Wynns Commercial Vehicle Additives Starter Set - 12 x 1 Litres - 8 Varieties
Free Shipping

Wynns Commercial Vehicle Additives Starter Set - 12 x 1 Litres - 8 Varieties

Starter Set with Stand

Opie Price
£390.50
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Liqui Moly Radiator Stop Leak

Liqui Moly Radiator Stop Leak

150ml - SKU 8956

Opie Price
£5.95
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Price Beater
Silkolene PRO CCA Ultra Cooling System Corrosion Inhibitor

Silkolene PRO CCA Ultra Cooling System Corrosion Inhibitor

1 Litre

RRP £41.95
£31.99
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Motul MoCool Car & Motorcycle Coolant Additive - Concentrate

Motul MoCool Car & Motorcycle Coolant Additive - Concentrate

500ml

RRP £19.00
£15.95
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Price Beater
Millers Oils Extra Cool (Corrosion Inhibitor & Coolant Enhancer) Concentrate

Millers Oils Extra Cool (Corrosion Inhibitor & Coolant Enhancer) Concentrate

250ml

RRP £17.95
£15.95
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Valvoline Cooling System Stop Leak ML V1

Valvoline Cooling System Stop Leak ML V1

300ml

Opie Price
£6.95
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Price Beater
Power Maxed Concentrated Radiator Flush Treatment - 325ml (RADF)

Power Maxed Concentrated Radiator Flush Treatment - 325ml (RADF)

325ml

RRP £4.98
£4.50
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Price Beater
Fuchs ANTICORIT S2000A Anti-Corrosion Additive for Cooling Systems
Free Shipping

Fuchs ANTICORIT S2000A Anti-Corrosion Additive for Cooling Systems

20 Litres

Opie Price
£352.99
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Price Beater
Wynns Radiator Stop Leak (55864)

Wynns Radiator Stop Leak (55864)

325ml

Opie Price
£6.95
Add To Basket
Price Beater
CE-LIT Radiator Cement Sachets (0244A)

CE-LIT Radiator Cement Sachets (0244A)

Pack of 24

Opie Price
£21.95
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Price Beater
Antifreeze and Coolant Additives are available here including longlife antifreeze, red antifreeze, blue anti freeze, OAT antifreeze, propylene glycol antifreeze and more!
Free UK delivery £80+ (geographic restrictions apply)
60 Day Returns
Free Expert Advice
No Leak Guarantee
01209 202944